Home / 5,935.24-8,901.84-1,986.22

Finding the Fourth Proportional to 5,935.24, 8,901.84 and 1,986.22

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Solution

The fourth proportional to 5,935.24, 8,901.84 and 1,986.22 is: 2,978.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,935.24 : 8,901.84 = 1,986.22 : x
  2. Step 2: Convert to fraction form
    5,935.24/8,901.84 = 1,986.22/x
  3. Step 3: Cross multiply
    5,935.24x = 8,901.84 × 1,986.22
  4. Step 4: Simplify right side
    5,935.24x = 17,680,968.14
  5. Step 5: Solve for x
    x = 17,680,968.14/5,935.24
  6. Step 6: Final answer
    x = 2,978.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.